This ultimate trainer is designed with molded-in dual fins and dual tunnel for maximum stability. A stabilizer bar is included for easy pulling and no "knee knock". The Obrien All Star Trainer comes with trainer rope complete with attachment instructions. The All Star Trainer's are for skiers up to 85lbs (38.6kg). Adjustable child bindings fit child size 12 to adult size 5. The Trainer Rope is equipped with an EVA Handle. Ski's are 46" (116.84cm) in length and are bright in color with great graphics kids will love.